Bil*_*son 2 php laravel eloquent laravel-4
如何在控制器之外使用 Laravel Eloquent 模型?我似乎不知道use "*insert class here*"我应该使用什么声明。我有一个帮助类,它将经常使用我的“类别模型”。
这是我正在使用的代码。当我使用类别时它失败:
<?php
namespace Msh\Redirects;
use Illuminate\Support\Facades\Config as Config;
use Illuminate\Support\Facades\Input as Input;
/**
* This is the actual "product class" that generates the 301 redirect url's
*
* This is the product
*
* @author bgarrison
*/
class StorefrontRedirectsGenerator implements RedirectsGenerator {
public function generateUrls() {
// Set the database to the name of the domain
Config::set('database.connections.mysql_tenant.database', Input::get('domain'));
// Grab all the categories
$categories = Category::all();
// Use category information to determine request url's and target url's
$urlMapping = [];
$count = 0;
$categoryCount = 0;
foreach ($categories as $category) {
if ($category->Published == 1) {
$oldUrl = 'c-' . $category->CategoryID . '-' . $category->SEName . '.aspx';
$urlMapping['category_urls'][$oldUrl][] = $category->SEName . '.html';
$count++;
$categoryCount++;
}
if ($category->ParentCategoryID !== '0') {
$parentCategory = Category::where('CategoryID', '=', (int) $category->ParentCategoryID)->get();
foreach ($parentCategory as $pcategory) {
$url = $pcategory->SEName . '/' . $urlMapping['category_urls'][$oldUrl][0];
if (!in_array($url, $urlMapping['category_urls'][$oldUrl])) {
$urlMapping['category_urls'][$oldUrl][] = $url;
$count++;
$categoryCount++;
}
}
}
}
$urlMapping['category_urls']['count'] = $categoryCount;
return Response::json([
'success' => true,
'count' => $count,
'data' => $urlMapping
]);
}
}
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如果您的模型不在命名空间内(Laravel 4 的默认设置)。添加这个:
use Category;
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如果它位于命名空间内:
use Your\Namespace\Category;
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当然,您始终可以直接指定完全限定的类名。这意味着如果您的类没有名称空间(存在于全局名称空间中),您可以使用反斜杠来确保绝对引用它而不是相对于当前名称空间:
$categories = \Category::all();
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如果该类恰好位于命名空间中,则只需指定完整路径:
$categories = Your\Namespace\Category::all();
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